An antibiotic which was effective 20 years ago against a specific type of bacterial infection no longer works against the same kind of infection today. Which best explains why the antibiotic is no longer as effective as it was 20 years ago

Q: Why aren’t drug companies producing new antibiotics

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A: Antibiotics, commonly known as antimicrobial medicines, are used to combat bacterial infections.

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Q: Why doesn't a long lasting vaccine against common cold exist yet?

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Q: Why antibiotic resistant is a threat to the world?

A: Antibiotic resistance Antibiotics are the chemicals or compounds that are used to kill bacteria.…

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Q: Why is it difficult to develop a universal flu vaccine?

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Q: What do I already know about antibiotics?

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Q: bactericidal antibiotics arrest the replication of bacteria

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Q: neutrophils

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Q: Antibiotic resistant bacteria are commonly found in hospitals. Why do you think that is?

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Q: Why is it important to have a prescription for buying antibiotics?

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Q: Which type(s) of reservoirs are the hardest to control & make some diseases impossible to eradicate?…

A: B. Humans and c. Environment

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A: Generic drug Generic drug contains a chemical name of a drug and having the same characteristics of…